问题
Up to now, the program _____ thousands of children who would otherwise have died. [ ]
A: would save
B: saves
C: had saved
D: has saved
B: saves
C: had saved
D: has saved
正确答案是：
同类题型
You have only a short time to get prepared for theexam, so______the most of it.
Your sweater looks very nice. What was it made_____—Silk, and it was made ______ Wuhan.
We can’t do it that way — but whether it will work is ______ matter.
Jane, have you finished your paper—No, I ________ my sister with her drawing all themorning.